How about just use PropertyListView?
On Thu, Oct 23, 2008 at 9:39 AM, pieter claassen <[EMAIL PROTECTED]> wrote:
> Guys, thanks for all your feedback. You were right.
>
> Cheers,
> Pieter
>
> On Oct 23, 2008, at 2:44 PM, Jeremy Thomerson wrote:
>
>> Johan nailed it... here are your bad lines:
>>
>> System.out.println("+++++++"+
>> item.getModelObject().getClass().getName());
>> final QuestionAndAnswer qanda = (QuestionAndAnswer)
>> item.getModelObject();
>> setModel(new CompoundPropertyModel(qanda));
>>
>> That should just be changed to:
>>
>> item.setModel(new CompoundPropertyModel(item.getModel());
>>
>> if that's what you want.
>>
>> -- Jeremy Thomerson
>> http://www.wickettraining.com
>>
>> On Thu, Oct 23, 2008 at 6:13 AM, Johan Compagner
>> <[EMAIL PROTECTED]>wrote:
>>
>>> What are you doing there?
>>> You get a model object from the listitem
>>> And then you are calling setmodel(compound) on the listview itself?
>>> Why is that then you are changing the model of the listview inside the
>>> loop that it goes over them creating listitems!
>>>
>>> On 10/23/08, pieter claassen <[EMAIL PROTECTED]> wrote:
>>>>
>>>> I am getting a classcast exception in ListView that is stumping me.
>>>>
>>>> This is the error message (top few lines)
>>>>
>>>> WicketMessage: Error attaching this container for rendering:
>>>> [MarkupContainer [Component id = questioneditform]]
>>>>
>>>> Root cause:
>>>>
>>>> java.lang.ClassCastException: com.musmato.model.QuestionAndAnswer
>>>> at
>>>> org
>>>> .apache
>>>> .wicket.markup.html.list.ListItemModel.getObject(ListItemModel.java:55)
>>>> at org.apache.wicket.Component.getModelObject(Component.java:1558)
>>>> at com.musmato.wicket.pages.templates.TemplateEditPage$QuestionEditForm
>>>> $1.populateItem(TemplateEditPage.java:93)
>>>>
>>>>
>>>> This is the code that generates my ListItems:
>>>>
>>>> ListView questions = new ListView("questions",
>>>
>>> template
>>>>
>>>> .getQuestions()) {
>>>>
>>>>
>>>> @Override
>>>> protected void populateItem(ListItem item)
>>>
>>> {
>>>>
>>>> final QuestionAndAnswer qanda =
>>>
>>> (QuestionAndAnswer) item
>>>>
>>>> .getModelObject();
>>>> setModel(new
>>>
>>> CompoundPropertyModel(qanda));
>>>>
>>>>
>>>>
>>>> I know for a fact that template.getQuestions() produces an ArrayList.
>>>>
>>>> The arraylist works when there is only 1 item in it but when I have
>>>> more than 1 item, it fails with the ClassCastException. Is this a
>>>> wicket problem or am I doing something wrong?
>>>>
>>>> Regards,
>>>> Pieter
>>>> pieter claassen
>>>> [EMAIL PROTECTED]
>>>>
>>>>
>>>>
>>>>
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>
> pieter claassen
> [EMAIL PROTECTED]
>
>
>
>
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